Unit1ScienceandScientistsReadingandThinking课件-高中英语人教版选择性

Unit1SCIENCEANDSCIENTISTS1.Whatcanyouseeinthephoto?Twogirlsareconductinganexperimentinaschoolsciencelaboratory,probablytotestatheory,verifyresults,collectdata,ordevelopskillsneededinscientificresearch.TogetinformationabouthowJohnSnowdefeatedcholeraTosummarizestagesofscientificresearchTotalkaboutthesignificanceandcontributionofJohn’sworkWhatischolera?WhoisJohnSnow?HowdidJohnSnowdefeat“KingCholera”?...Whatdoyouwanttoknowaboutthispassagefromthetitle?JOHNSNOWDEFEATS“KINGCHOLERA”Cholerawasoneofthemostfeareddiseasesintheworld.Whatischolera?Whatharmdoescholeradotopeople?Whyisitcalled“KingCholera”?Choleracausesseverediarrhoea(腹泻),dehydration(脱水)andevendeath.Becauseitwassopowerfulthatitkilledmillionsofpeopleduringoneoutbreakaloneanditcausesotherdeadlyillnesses.Whatischolera?WhoisJohnSnow?(Para.1)AyoungBritish

whoeven

QueenVictoriawhenshegavebirth.Hehadadesireto

.onceandforall.doctorattendedtodestroycholeratakecareof/lookafter

Thefollowingaresevenstepsofscientificresearch.

Whatorderwouldyouliketoputthemin?(Activity1onpage2)

analyzetheresults

askaquestion

drawaconclusion

collectdata

findaproblem

findsupportingevidence

thinkofamethodHowdidJohnSnowdefeat“KingCholera”?How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.badairfoodorwaterfindaproblemStep2Snowwasdeterminedtofindout

.

.How:ResearchStepsStep1Itwasbelievedcholerawascausedby

orgermsin_____________.foodorwaterfindaproblemStep2Snowwasdeterminedtofindout

.

.whytheoutbreakwassosevereintwoparticularstreets

askaquestionStep3Snow

theplaceswherethepeoplewho

hadlived.markedonamapdiedthinkofamethod(Para.3)BROADSTREETWhatkindofmapisit?It’sSnow’scholeramap.Whatdoes“—”mean?Itmeansonedeath.Whatdoes“PH”mean?Itmeanspublichouse,ahousesuchasbarorpubwherealcoholicdrinksaresoldtothepublic.Whatdoes30,31,...referto?Theyrefertonumbersofhouses.Step4

Thenumberofdeathsindifferent

householdswasrecorded.collectdata图片来源于网络multipledeathshappenedhere.Nodeathhappenedhere.Thewaterfromthepumpwastoblame.PublichouseClue:freebeerfrompublichousestep5:analyzetheresultsThewatercamefromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.Step6findsupportingevidence图片来源于网络Step7drawaconclusionWhatistheresultofJohnSnow’sresearch?Thepumpwatercarriedcholeragerms,thehandleofthepumpwasremoved,andthediseasewasstoppedinitstracks.handle(Para.3)Checkyourorder(Activity1onpage2)

analyzetheresults

askaquestion

drawaconclusion

collectdata

findaproblem

findsupportingevidence

thinkofamethod6543217airfoodorwatermarkedonamapdiedwaterpumphadn’t

drinkingwaterfromthepumpcholeragermshandleairfoodorwatermarkedonamapdiedwaterpumphadn’t

drinkingwaterfromthepumpcholeragermshandleMatchthefollowingheaderswiththeletters(A-E)fromthechartbelow.1conclusion

.

2evidence

.

3process

.4solution

.5theories

.

AEBCDFurtherthinkingWhatqualitiesarecrucialinSnow’sachievements?qualitiesskilled/professionalpersistentpatientdeterminedrigorous(一丝不苟的)innovative...aquestioningmindHomework:summarizeYourfriendJackisinterestedinJohnSnowdefeats“KingCholera”.Pleasewrite